Alert archive / Texas / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 421, NWS Fort Worth, TX

August 7, 1994Denton County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Aug 7, 1994, 6:07 PM CDT for Denton County, Texas. It was in force for 68 min.

The area

The counties it named.

The facts

Issued
Aug 7, 1994, 6:07 PM CDT (23:07 UTC)
Expired
Aug 7, 1994, 7:15 PM CDT
In force
68 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

County Denton County, TX

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 11.1 hours before the alert went out and 45 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Fort Worth, TX at 12:00Z on 1994-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1824 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 12:00Z on 1994-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 108 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1824 J/kg
Mixed-layer CIN
-119 J/kg
Mixed-layer LCL
1144 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
108 m²/s²
0-3 km storm-relative helicity
199 m²/s²
Significant tornado parameter
0.6
Supercell composite
3.2

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 7, 11:03 AM CDTSevere Thunderstorm WarningFWDFannin57 min
Aug 7, 11:55 AM CDTSevere Thunderstorm WarningFWDGrayson65 min
Aug 7, 12:45 PM CDTSevere Thunderstorm WarningFWDCollin60 min
Aug 7, 12:59 PM CDTSevere Thunderstorm WarningFWDCooke31 min
Aug 7, 12:59 PM CDTSevere Thunderstorm WarningFWDDenton61 min
Aug 7, 1:35 PM CDTSevere Thunderstorm WarningFWDHunt55 min
Aug 7, 1:53 PM CDTSevere Thunderstorm WarningFWDCollin52 min
Aug 7, 2:20 PM CDTSevere Thunderstorm WarningFWDDallas55 min
Aug 7, 3:27 PM CDTSevere Thunderstorm WarningFWDJack63 min
Aug 7, 3:59 PM CDTSevere Thunderstorm WarningFWDYoung61 min
Aug 7, 4:50 PM CDTSevere Thunderstorm WarningFWDTarrant55 min
Aug 7, 4:57 PM CDTSevere Thunderstorm WarningFWDYoung63 min
Aug 7, 5:04 PM CDTSevere Thunderstorm WarningFWDStephens56 min
Aug 7, 5:12 PM CDTSevere Thunderstorm WarningFWDCooke63 min
Aug 7, 5:28 PM CDTSevere Thunderstorm WarningFWDHill62 min
Aug 7, 5:58 PM CDTSevere Thunderstorm WarningFWDShackelford62 min

Nearby

Severe Thunderstorm Warnings in Texas, 1994Every severe thunderstorm warning in 1994

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.